Dakota Sioux Casino & Hotel near Watertown is where fun runs wild. Owned and operated by the Sisseton Wahpeton Oyate of the Lake Traverse Reservation, Dakota Sioux offers everything you need for the ideal getaway. With more than 400 high payout slots, live poker and blackjack, meeting rooms, dining options, and great acts playing in our Concert Hall and Lounge, there are always great reasons to get out of your room.